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417,799
RESULTS

Media Type
2
collections
417,607
texts
74
movies
66
audio
45
data
4
images
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Availability
417,735
Always Available
58
Available to Borrow
6
Waitlist
Year
246
2015
258
2014
219
2013
210
2012
220
2011
237
2010
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Topics & Subjects
409,678
U.S. Patents
5,078
PATENTS
4,534
NASA Technical Reports Server (NTRS)
1,602
Patents
817
patents
684
INVENTIONS
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Collection
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Creator
409,676
united states patent and trademark office
4,534
nasa technical reports server (ntrs)
890
united states. patent office
499
defense technical information center
192
franklin institute, philadelphia
90
non
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Language
417,618
English
22
French
4
Spanish
3
German
1
Engger
1
English, sign language
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